how to convert xls file to csv

How does PHP query the CSV file as a database? Now replace the MySQL database with a CSV file with two tables. A table-stored version information, a table-stored serial number information. From the Version information table, a record is queried for the record that is slightly larger than the version number provided (no

Label:CSV file to batch import data to SQLite.Code:f = web.input (Bs_switch = {}) # Bs_switch is the name of the From Form file fieldData =[i.split (",") for I in f["Bs_switch"].file.read (). Split () [1:]]#这里的步骤:#1, read the imported content: f["Bs_switch"].file.read ()#2, because the imported content is STR, converted to a list. With Split ().#3, because the first column of the

-10t22:00:00z '); A.gettime () We can convert the given date into milliseconds from the link isodate to milliseconds Now we have the correct Date times to use them in our query.Mongoexport--db test--collection Notebooks--query "{company:" Apple, Date: {$lt: new date (1394402400000), $gte: New Date (1394229600000)}} "--out Example.jsonFinally, we'll have the a JSON file (Example.json) in your

Excel support GBK encoding, be sure to convert otherwise garbled$head [$i] = iconv (' utf-8 ', ' GBK ', $v);}Writes data to a file handle via FputcsvFputcsv ($fp, $head);Counter$cnt = 0;Every $limit line, refresh the output buffer, not too big, not too small$limit = 100000;Row-by-line data extraction without wasting memorywhile ($row = $stmt->fetch (zend_db::fetch_num)) {$cnt + +;if ($limit = = $cnt) {//Re

The following is a detailed analysis of the solution to the problem that uft8bom shows on the page after php reads the csv file. if you need a friend, refer Date.csv:"ID" "NAME" "EMAIL" "1" "James" "xm@163.com" "2" "Xiaodong" "xd@sina.com" "3" "xiao shao" "shaozi@hotmai.com" Read this csv file The code is as follows:

handle, php://output indicates the direct output to the browser $fp = fopen (' php://output ', ' a '); Output Excel column name information $head = Array ("Order number", "Order name", "Purchase Quantity", "Unit Price", "Total Price", "Contact name", "Contact phone", "Postal Code", "Detailed address", "preferential amount", "Balance payment amount", "Real payment amount", " Type of sale (2 in kind) "," Payment Time "," Payment type "," third party payment ID "," whether the phone is paid "," wh

indicates the direct output to the browser $fp = fopen (' php://output ', ' a '); Output Excel column name information $head = Array ("Order number", "Order name", "Purchase Quantity", "Unit Price", "Total Price", "Contact name", "Contact phone", "Postal Code", "Detailed address", "preferential amount", "Balance payment amount", "Real payment amount", " Type of sale (2 in kind) "," Payment Time "," Payment type "," third party payment ID "," whether the phone is paid "," whether payment "," Ord

Problem: the PHP input user list is a csv file, which is displayed as garbled characters when opened in excel, and opened normally with notepad or ue. Check that the file encoding is UTF-8. Solution:Function down_file ($ filepath, $ filename){If (! File_exists ($ filepath )){Www.2cto.comEcho "backup error, download file